Crushing for particle shape - Crushed Stone, Sand & Gravel ...
Nov 17, 2014· The graph shows the ideal crusher type for aggregate refinement, based on hardness and abrasion. HSIs and shoe-and-anvil vertical shaft impact crushers (VSIs) are preferred for softer, less abrasive stone. Autogenous VSIs and cone crushers are better with more abrasive, harder stone. Ultimately, for product shape, an autogenous VSI will produce ...